CN219779591U - Transformer overhauls with eminence anti-falling device - Google Patents

Abstract

The utility model discloses a high-place anti-falling device for transformer overhaul, which relates to the technical field of transformer overhaul and comprises two bases, wherein vertical support columns are arranged on the bases, fixing rods are fixed on top supports of the two support columns, a metal plate is embedded and installed on the lower end face of the base, a vertical iron core column is fixed on the upper end face of the metal plate, an inner cable is wound on the iron core column, passes through the support columns and extends to the inner top of the fixing rods, and is electrically connected with a control switch, and the control switch is connected with an outer cable for power connection. According to the utility model, through the cooperation of the metal plate, the iron core column, the inner cable and the control switch, an electromagnet can be formed at the bottom of the base, so that the lower end face of the base can generate strong magnetic force through the control switch, and the electromagnet can be magnetically matched with the cast iron plane at the top of the transformer to form stable fixation, and the fixation is convenient to release and convenient to operate.

Description

Transformer overhauls with eminence anti-falling device

Technical Field

The utility model relates to the technical field of transformer overhaul, in particular to a high-place anti-falling device for transformer overhaul.

Background

The distance between the top of the large power transformer and the ground is generally more than 2.5 meters, the work on the top of the large power transformer often belongs to high-altitude operation, and the large power transformer is regulated according to the national electric network company enterprise standard Q/GDW1799.1-2013, electric power safety work procedure transformation part of the national electric network company, 18.1.8: the hook or rope of the safety belt should be hung on a member which is firmly explained or a steel wire rope which is specially used for hanging the safety belt, and a high hanging and low using mode should be adopted.

However, the top of a large power transformer of a power system has no hanging point to meet the high hanging low use requirement of a safety belt, so that maintenance personnel cannot effectively prevent the high altitude from falling when the top of the transformer works, the protection purpose cannot be achieved, and certain potential safety hazards exist.

Currently, among the prior art, the patent of authorizing of publication No. CN213185277U discloses a transformer overhauls with safe anti-falling device, including strong magnetism base, insulating pole setting and insulating portal frame structure that the horizontal pole constitutes, can utilize strong magnetism base to be fixed in the top of transformer with portal frame structure to the convenience of maintenance personnel hangs the safety belt. In the using process of the device in the prior art, the device mainly depends on the magnetic attraction fit of the strong magnetic base and the cast iron plane at the top of the transformer, so that the device is very laborious to operate and inconvenient to use when being dismantled or moved and adjusted at the top of the transformer.

Therefore, the utility model provides a high-place anti-falling device for transformer maintenance to solve the technical problems.

Disclosure of Invention

The utility model aims to provide a high-place anti-falling device for overhauling a transformer, which can form an electromagnet at the bottom of a base through the matching of a metal plate, an iron core column, an inner cable and a control switch, so that the lower end face of the base can generate strong magnetic force through the control switch, and the high-place anti-falling device can be magnetically matched with a cast iron plane at the top of the transformer to form stable fixation, is convenient to release fixation and is convenient to operate.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a transformer overhauls with eminence anti-falling device, includes two bases, be provided with vertical support column on the base, two the top support of support column is fixed with the dead lever, the lower terminal surface gomphosis of base is installed the metal sheet, the up end of metal sheet is fixed with vertical iron core post, the winding has interior cable on the iron core post, interior cable passes the support column, and stretch to top in the dead lever, electric connection has control switch, connect the outer cable that is used for connecing the electricity on the control switch.

As a further preferable scheme, the upper end face of the base is provided with a vertical supporting cylinder, the bottom edge of the supporting cylinder is fixed with a plurality of reinforcing ribs connected with the base, and the lower end of the supporting column is inserted into the supporting cylinder.

As a further preferable aspect, the top of the core limb extends into the support cylinder and is configured with a receiving cylinder, and the lower end of the support column is inserted into the receiving cylinder.

As a further preferable scheme, a plurality of first hanging holes are formed in the lower end face of the fixing rod, and the first hanging holes are distributed in a linear equidistant mode.

As a further preferable scheme, extension rods are symmetrically arranged at two ends of the fixing rod, telescopic rods are horizontally inserted in the extension rods, and a plurality of second hanging holes are formed in the telescopic rods.

As a further preferable scheme, the upper end face of the telescopic rod is provided with a plurality of positioning holes, and the telescopic rod is provided with a positioning bolt which is inserted into the telescopic rod and is in plug-in fit with the positioning holes on the telescopic rod.

As a further preferable mode, the control switch is fixed in the middle of the upper end face of the fixed rod.

In summary, the utility model has the technical effects and advantages that:

1. the utility model benefits from the cooperation of the base, the metal plate, the iron core column, the inner cable and the control switch, and can form an electromagnet at the bottom of the base so as to control the internal power supply of the inner cable through the control switch, thereby enabling the lower end surface of the base to generate strong magnetic force to magnetically attract and cooperate with the cast iron plane at the top of the transformer, forming stable fixation, facilitating the maintenance personnel to hang the safety belt on the fixed rod, being safe and reliable, and being convenient to operate by only controlling the internal current of the inner cable to be cut off through the control switch when the device is required to be dismantled.

2. The utility model benefits from the cooperation of the fixed rod, the extension rod, the positioning bolt and the telescopic rod, so that the two ends of the fixed rod can be extended and adjusted through the telescopic rod, thereby improving the position of an maintainer for hanging the safety belt and being convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 2A in accordance with the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present utility model.

In the figure: 1. a base; 101. reinforcing ribs; 2. a support cylinder; 3. a support column; 4. a fixed rod; 401. a first suspension hole; 5. an extension rod; 6. positioning a bolt; 7. a telescopic rod; 701. a second suspension hole; 702. positioning holes; 8. a control switch; 801. an outer cable; 9. a metal plate; 10. an iron core column; 1001. a receiving cylinder; 11. an inner cable.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1 and 2, a transformer overhauls uses eminence anti-falling device, including two bases 1, be constructed on the base 1 and support a section of thick bamboo 2, the bottom edge of support a section of thick bamboo 2 be fixed with a plurality of with the strengthening rib 101 that base 1 is connected, the top grafting of support a section of thick bamboo 2 is fixed with vertical support column 3, two the top support of support column 3 is fixed with dead lever 4, forms gantry structure, just a plurality of first hanging hole 401 have been seted up to the lower terminal surface of dead lever 4, a plurality of first hanging hole 401 is linear equidistance and arranges to can make things convenient for the maintainer to hang the safety belt on the dead lever 4 that is higher than work plane.

And the extension rod 5 has been constructed to the both ends symmetry of dead lever 4, the level has pegged graft in the extension rod 5 has telescopic link 7, a plurality of second hanging hole 701 have been seted up on the telescopic link 7, for the maintainer has provided more suspension points, convenient to use, and during the concrete implementation, a plurality of locating holes 702 have been seted up to the up end of telescopic link 7, and be provided with location bolt 6 on the extension rod 5, location bolt 6 inserts in the extension rod 5, and with the locating hole 702 grafting cooperation on the telescopic link 7, consequently, can stabilize and adjust, fix telescopic link 7 at the tip of dead lever 4.

Referring to fig. 3 and 4, a metal plate 9 is fitted to the lower end surface of the base 1, a vertical core column 10 is fixed to the upper end surface of the metal plate 9, and in a specific implementation, the top of the core column 10 extends into the support cylinder 2 and is configured with a receiving cylinder 1001, and the lower end of the support column 3 is inserted into the receiving cylinder 1001. The inner cable 11 is wound on the iron core column 10 to form an electromagnet structure, so that the metal plate 9 and the iron core column 10 can generate strong magnetic force after the inner cable 11 is electrified, and the base 1 can be stably fixed on a cast iron plane at the top of the transformer.

Meanwhile, the inner cable 11 passes through the support column 3 and extends to the inner top of the fixing rod 4, and is electrically connected with a control switch 8, the control switch 8 is fixed in the middle of the upper end surface of the fixing rod 4, and the control switch 8 is connected with an outer cable 801 for power connection, and the outer cable 801 can be used for connecting a power box carried by an maintainer or a nearby power supply to supply power.

The working principle of the utility model is as follows: this transformer overhauls with eminence anti-falling device, when using, can connect nearby power with outer cable 801, then open control switch 8 and make interior cable 11 switch on, in order to cooperate with iron core post 10, metal sheet 9, form the electro-magnet, make the lower terminal surface of base 1 can produce powerful magnetic force, carry out the magnetism cooperation of inhaling with the cast iron plane at transformer top, make base 1 can be with support section of thick bamboo 2, support column 3 and dead lever 4 stable be fixed in the transformer top, at this moment, the maintainer then can hang the safety belt on dead lever 4 or telescopic link 7 that is higher than work plane, factor of safety has been improved.

Meanwhile, after the overhaul is finished, an overhaul worker can cut off the current of the inner cable 11 through the outer cable 801, so that the lower end face of the base 1 loses magnetic force, and the magnetic attraction fixation with the transformer is relieved, and the operation is convenient.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a transformer overhauls with eminence anti-falling device, includes two base (1), be provided with vertical support column (3) on base (1), two the top support of support column (3) is fixed with dead lever (4), its characterized in that: the utility model discloses a high-voltage transformer, including base (1), metal sheet (9) are installed in the lower terminal surface gomphosis of base (1), the up end of metal sheet (9) is fixed with vertical iron core post (10), it has interior cable (11) to coil on iron core post (10), interior cable (11) pass support column (3), and stretch to top in dead lever (4), electric connection has control switch (8), connect outer cable (801) that are used for the electric on control switch (8).

2. The overhead anti-falling device for transformer maintenance according to claim 1, wherein: the upper end face of the base (1) is provided with a vertical supporting cylinder (2), a plurality of reinforcing ribs (101) connected with the base (1) are fixed at the bottom edge of the supporting cylinder (2), and the lower ends of the supporting columns (3) are inserted into the supporting cylinder (2).

3. The overhead anti-falling device for transformer maintenance according to claim 2, wherein: the top of the iron core column (10) stretches into the supporting cylinder (2) and is provided with a bearing cylinder (1001), and the lower end of the supporting column (3) is inserted into the bearing cylinder (1001).

4. The overhead anti-falling device for transformer maintenance according to claim 1, wherein: a plurality of first hanging holes (401) are formed in the lower end face of the fixing rod (4), and the first hanging holes (401) are distributed in a linear equidistant mode.

5. The overhead anti-falling device for transformer maintenance according to claim 1, wherein: extension rods (5) are symmetrically arranged at two ends of the fixed rod (4), telescopic rods (7) are horizontally inserted into the extension rods (5), and a plurality of second hanging holes (701) are formed in the telescopic rods (7).

6. The overhead anti-falling device for transformer maintenance according to claim 5, wherein: the telescopic rod is characterized in that a plurality of positioning holes (702) are formed in the upper end face of the telescopic rod (7), a positioning bolt (6) is arranged on the telescopic rod (5), and the positioning bolt (6) is inserted into the telescopic rod (5) and is in plug-in fit with the positioning holes (702) in the telescopic rod (7).

7. The overhead anti-falling device for transformer maintenance according to claim 1, wherein: the control switch (8) is fixed in the middle of the upper end face of the fixed rod (4).